Storing programs

Source/PluginEditor.cpp

@@ -31,6 +31,7 @@ DexedAudioProcessorEditor::DexedAudioProcessorEditor (DexedAudioProcessor* owner
     : AudioProcessorEditor (ownerFilter),
     midiKeyboard (ownerFilter->keyboardState, MidiKeyboardComponent::horizontalKeyboard)
 {
+
     LookAndFeel::setDefaultLookAndFeel(&dx_lnf);
 
     // This is where our plugin's editor size is set.
@@ -38,13 +39,13 @@ DexedAudioProcessorEditor::DexedAudioProcessorEditor (DexedAudioProcessor* owner
 
     processor = ownerFilter;
 
+    cachedImage_background_png = ImageCache::getFromMemory (BinaryData::background_png, BinaryData::background_pngSize);
+        
     addAndMakeVisible (loadButton = new TextButton("LOAD"));
     loadButton->setButtonText ("LOAD");
     loadButton->addListener (this);
     loadButton->setBounds(5, 5, 50, 18);
 
-    cachedImage_background_png = ImageCache::getFromMemory (BinaryData::background_png, BinaryData::background_pngSize);
-
     addAndMakeVisible( saveButton = new TextButton("SAVE"));
     saveButton->setButtonText ("SAVE");
     saveButton->addListener (this);
@@ -66,12 +67,7 @@ DexedAudioProcessorEditor::DexedAudioProcessorEditor (DexedAudioProcessor* owner
     presets.setTextWhenNothingSelected (String::empty);
     presets.setBounds(115, 5, 180, 18);
 
-    for(int i=0;i<processor->getNumPrograms();i++) {
-        String id;
-        id << (i+1) << ". " << processor->getProgramName(i);
-        presets.addItem(id, i+1);
-    }
-    presets.setSelectedId(processor->getCurrentProgram()+1, NotificationType::dontSendNotification);
+    rebuildPresetCombobox();
     presets.addListener(this);
 
     // OPERATORS
@@ -130,7 +126,7 @@ void DexedAudioProcessorEditor::paint (Graphics& g) {
 void DexedAudioProcessorEditor::buttonClicked(Button *buttonThatWasClicked) {
 
     if (buttonThatWasClicked == loadButton) {
-        FileChooser fc ("Import original DX sysex...", File::nonexistent, "*.syx;*.SYX", 1);
+        FileChooser fc ("Import original DX sysex...", File::nonexistent, "*.syx;*.SYX;*.*", 1);
 
         if ( fc.browseForFileToOpen()) {
             String f = fc.getResults().getReference(0).getFullPathName();
@@ -143,14 +139,10 @@ void DexedAudioProcessorEditor::buttonClicked(Button *buttonThatWasClicked) {
                 return;
             }
             fp_in.read((char *)syx_data, 4104);
+            fp_in.close();
             processor->importSysex((char *) &syx_data);
 
-            presets.clear(NotificationType::dontSendNotification);
-            for(int i=0;i<processor->getNumPrograms();i++) {
-                String id;
-                id << (i+1) << ". " << processor->getProgramName(i);
-                presets.addItem(id, i+1);
-            }
+            rebuildPresetCombobox();
 
             presets.setSelectedId(processor->getCurrentProgram()+1, NotificationType::dontSendNotification);
             processor->setCurrentProgram(0);
@@ -160,9 +152,62 @@ void DexedAudioProcessorEditor::buttonClicked(Button *buttonThatWasClicked) {
         return;
     }
 
+    if (buttonThatWasClicked == saveButton) {
+        FileChooser fc ("Export DX sysex...", File::nonexistent, "*.syx", 1);
+        if ( fc.browseForFileToSave(true) ) {
+            String f = fc.getResults().getReference(0).getFullPathName();
+            uint8_t syx_data[4104];
+
+            processor->exportSysex((char *) syx_data);
+
+            ofstream fp_out(f.toRawUTF8(), ios::binary);
+            fp_out.write((char *)syx_data, 4104);
+            fp_out.close();
+
+            if (fp_out.fail()) {
+                AlertWindow::showMessageBoxAsync (AlertWindow::WarningIcon,
+                                                  "Error",
+                                                  "Unable to write: " + f);
+                return;
+            }
+        }
+        return;
+    }
+    
+    if (buttonThatWasClicked == storeButton) {
+        AlertWindow dialog(String("Store Program Destination"), "", AlertWindow::NoIcon, this);
+        dialog.addTextEditor(String("Name"), processor->getProgramName(processor->getCurrentProgram()), String("Name"), false);
+        
+        StringArray programs;
+        
+        for(int i=0;i<32;i++) {
+            programs.add(presets.getItemText(i));
+        }
+        
+        dialog.addComboBox(String("Dest"), programs);
+        dialog.addButton("OK", 0, KeyPress(KeyPress::returnKey));
+        dialog.addButton("Cancel", 1, KeyPress(KeyPress::escapeKey));
+        if ( dialog.runModalLoop() == 0 ) {
+            TextEditor *name = dialog.getTextEditor(String("Name"));
+            ComboBox *dest = dialog.getComboBoxComponent(String("Dest"));
+            
+            int programNum = dest->getSelectedItemIndex();
+            const char *programName = name->getText().toRawUTF8();
+            
+            processor->packProgram(programNum, programName);
+            
+            rebuildPresetCombobox();
+            
+            processor->setCurrentProgram(programNum);
+            processor->updateHostDisplay();
+        }
+        return;
+    }
+
     if (buttonThatWasClicked == aboutButton) {
-        AlertWindow::showMessageBoxAsync(AlertWindow::NoIcon, "DEXED - DX Emulator", "(c) 2013 Pascal Gauthier\nUnder the GPL v2"
-                "\nBased on Music Synthesizer for Android\n");
+        AlertWindow::showMessageBoxAsync(AlertWindow::NoIcon, "DEXED - DX Emulator 0.3", "https://github.com/asb2m10/dexed\n"
+                "(c) 2013 Pascal Gauthier\nUnder the GPL v2\n\n"
+                "Based on Music Synthesizer for Android\nhttps://code.google.com/p/music-synthesizer-for-android");
         return;
     }
 
@@ -206,3 +251,14 @@ void DexedAudioProcessorEditor::updateUI() {
     
     global.repaint();
 }
+
+void DexedAudioProcessorEditor::rebuildPresetCombobox() {
+    presets.clear(NotificationType::dontSendNotification);
+    for(int i=0;i<processor->getNumPrograms();i++) {
+        String id;
+        id << (i+1) << ". " << processor->getProgramName(i);
+        presets.addItem(id, i+1);
+    }
+    presets.setSelectedId(processor->getCurrentProgram()+1, NotificationType::dontSendNotification);
+}
+

Source/PluginEditor.h

@@ -60,6 +60,8 @@ public:
     GlobalEditor global;
 
     void updateUI();
+    void rebuildPresetCombobox();
+            
 
     Image cachedImage_background_png;
 };

Source/PluginParam.cpp

@@ -352,7 +352,10 @@ void DexedAudioProcessor::initCtrl() {
 }
 
 int DexedAudioProcessor::importSysex(const char *imported) {
-    memcpy(sysex, imported + 6, 4104);
+    // reset current program
+    currentProgram = 0;
+    
+    memcpy(sysex, imported + 6, 4096);
     for (int i = 0; i < 32; i++) {
         memcpy(patchNames[i], sysex + ((i * 128) + 118), 11);
 
@@ -380,6 +383,26 @@ int DexedAudioProcessor::importSysex(const char *imported) {
     return 0;
 }
 
+void DexedAudioProcessor::exportSysex(char *dest) {
+    uint8_t header[] = { 0xF0, 0x43, 0x00, 0x09, 0x20, 0x00 };
+    memcpy(dest, header, 6);
+
+    // copy 32 voices
+    memcpy(dest+6, sysex, 4096);
+
+    // make checksum for dump
+    uint8_t footer[] = { 0x00, 0xF7 };
+    uint8_t sum = 0;
+    for (int i=0; i<4096; i++)
+        sum = (sum + sysex[i]) % (1 << 8);
+    footer[0] = ((1 << 8) - sum);
+
+    memcpy(dest+4102, footer, 2);
+}
+/*
+
+ */
+ 
 void DexedAudioProcessor::unpackProgram(int idx) {
     char *bulk = sysex + (idx * 128);
 
@@ -419,6 +442,42 @@ void DexedAudioProcessor::unpackProgram(int idx) {
     data[160] = 1;    
 }
 
+void DexedAudioProcessor::packProgram(int idx, const char *name) {
+    char *bulk = sysex + (idx * 128);
+    
+    for(int op = 0; op < 6; op++) {
+        // eg rate and level, brk pt, depth, scaling        
+        memcpy(bulk + op * 17, data + op * 21, 11);
+        int pp = op*17;
+        int up = op*21;
+        
+        bulk[pp+11] = (data[up+11]&0x03) | ((data[up+12]&0x03) << 2);
+        bulk[pp+12] = (data[up+13]&0x07) | ((data[up+20]*0x0f) << 3);
+        bulk[pp+13] = (data[up+14]&0x03) | ((data[up+15]*0x07) << 2);
+        bulk[pp+14] = data[up+16];
+    }
+    memcpy(bulk + 102, data + 126, 9);      // pitch env, algo
+    bulk[111] = (data[135]&0x07) | ((data[136]&0x01) << 3);
+    memcpy(bulk + 112, data + 137, 4);      // lfo
+    bulk[116] = (data[141]&0x01) | (((data[142]&0x07) << 1) | ((data[143]&0x07) << 4));
+    int eos = 0;
+    for(int i=0; i < 10; i++) {
+        char c = name[i];
+        if ( c == 0 )
+            eos = 1;
+        if ( eos ) {
+            bulk[117+i] = ' ';
+            continue;
+        }
+        c = c < 32 ? ' ' : c;
+        c = c > 127 ? ' ' : c;
+        bulk[117+i] = c;
+    }
+    
+    memcpy(patchNames[idx], bulk+117, 10);
+    patchNames[idx][10] = 0;
+}
+
 void DexedAudioProcessor::updateProgramFromSysex(const uint8 *rawdata) {
     memcpy(data, rawdata, 160);
     refreshUI = true;

Source/PluginProcessor.h

@@ -64,10 +64,6 @@ class DexedAudioProcessor  : public AudioProcessor
     char sysex[4096];
     char patchNames[32][13];
 
-    void packProgram(int idx);
-    void unpackProgram(int idx);
-    void updateProgramFromSysex(const uint8 *rawdata);
-
     /**
      * PlugFX
      */
@@ -88,7 +84,6 @@ class DexedAudioProcessor  : public AudioProcessor
 
     void initCtrl();
 
-
 public :
     static const int REFRESH_MSG = 1;
     static const int REFRESH_COMP = 1 << 1;
@@ -118,6 +113,7 @@ public :
     ScopedPointer<CtrlFloat> fxReso;
 
     int importSysex(const char *imported);
+    void exportSysex(char *dest);
     void setDxValue(int offset, int v);
 
     //==============================================================================
@@ -134,6 +130,9 @@ public :
     bool hasEditor() const;
     void updateUI();
     bool peekEnvStatus(int32_t *values);
+    void packProgram(int idx, const char *name);
+    void unpackProgram(int idx);
+    void updateProgramFromSysex(const uint8 *rawdata);
 
     //==============================================================================
     const String getName() const;